Vimeo - When clicking play, the site will scroll up to fit the video in the browser window.
/via Alan

Vimeo - When clicking play, the site will scroll up to fit the video in the browser window.

/via Alan

Mixcloud - The favicon indicates whether the music is playing or paused.
/via Victor A. Leão

Mixcloud - The favicon indicates whether the music is playing or paused.

/via Victor A. Leão

YouTube - The play icon changes to a replay icon at the end of the video.

YouTube - The play icon changes to a replay icon at the end of the video.

Highrise iPhone app - As it loads your account’s database, it presents you with a playable game of tic tac toe.
/via Slothnought.
Read more here.

Highrise iPhone app - As it loads your account’s database, it presents you with a playable game of tic tac toe.

/via Slothnought.

Read more here.

CNNArabic - Even the “Play” button has direction from right to left.
/via nikolay

CNNArabic - Even the “Play” button has direction from right to left.

/via nikolay

Rdio - When you mouse over the forward/back buttons on the Rdio player, it tells you what track is coming up next in the playlist/album.
/via niczak

Rdio - When you mouse over the forward/back buttons on the Rdio player, it tells you what track is coming up next in the playlist/album.

/via niczak

Youtube - Allows user to play snake with keyboard arrows while waiting for video to load or when it’s paused.
/via knallgrau

Youtube - Allows user to play snake with keyboard arrows while waiting for video to load or when it’s paused.

/via knallgrau

houseofbuttons - Playtime of song visualized in button (unknown source)

houseofbuttons - Playtime of song visualized in button (unknown source)

Soundcloud - Tab name changes as soon as you play a song

Soundcloud - Tab name changes as soon as you play a song